package main
import "fmt"
func sum(nums ...int){
	fmt.Print(nums," ")
	total:=0;
	for _,num:=range nums{
		total+=num
	}
	fmt.Println(total)
}
func main(){
	sum(1,2)
	sum(1,2,3)
	nums:=[]int{1,2,3,4}
	sum(nums...)
}